Home / 744,248.34-1,115,088.53-407,531.34

Finding the Fourth Proportional to 744,248.34, 1,115,088.53 and 407,531.34

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Solution

The fourth proportional to 744,248.34, 1,115,088.53 and 407,531.34 is: 610,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,248.34 : 1,115,088.53 = 407,531.34 : x
  2. Step 2: Convert to fraction form
    744,248.34/1,115,088.53 = 407,531.34/x
  3. Step 3: Cross multiply
    744,248.34x = 1,115,088.53 × 407,531.34
  4. Step 4: Simplify right side
    744,248.34x = 454,433,520,811.87
  5. Step 5: Solve for x
    x = 454,433,520,811.87/744,248.34
  6. Step 6: Final answer
    x = 610,593.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.